diff --git a/core/modules/workspaces/src/EntityOperations.php b/core/modules/workspaces/src/EntityOperations.php
index 4c1e42dd9ef..6c4c66d7b0e 100644
--- a/core/modules/workspaces/src/EntityOperations.php
+++ b/core/modules/workspaces/src/EntityOperations.php
@@ -219,6 +219,40 @@ class EntityOperations implements ContainerInjectionInterface {
     }
   }
 
+  /**
+   * Acts after an entity translation has been added.
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $translation
+   *   The translation that was added.
+   *
+   * @see hook_entity_translation_insert()
+   */
+  public function entityTranslationInsert(EntityInterface $translation): void {
+    if ($this->shouldSkipOperations($translation)
+      || !$this->workspaceInfo->isEntitySupported($translation)
+      || $translation->isSyncing()
+    ) {
+      return;
+    }
+
+    // When a new translation is added to an existing entity, we need to add
+    // that translation to the default revision as well, otherwise the new
+    // translation wouldn't show up in entity queries or views which use the
+    // field data table as the base table.
+    $this->workspaceManager->executeOutsideWorkspace(function () use ($translation) {
+      $storage = $this->entityTypeManager->getStorage($translation->getEntityTypeId());
+      $default_revision = $storage->load($translation->id());
+
+      $langcode = $translation->language()->getId();
+      if (!$default_revision->hasTranslation($langcode)) {
+        $default_revision_translation = $default_revision->addTranslation($langcode, $translation->toArray());
+        $default_revision_translation->setUnpublished();
+        $default_revision_translation->setSyncing(TRUE);
+        $default_revision_translation->save();
+      }
+    });
+  }
+
   /**
    * Acts on an entity before it is deleted.
    *
diff --git a/core/modules/workspaces/tests/src/Kernel/WorkspaceContentTranslationTest.php b/core/modules/workspaces/tests/src/Kernel/WorkspaceContentTranslationTest.php
new file mode 100644
index 00000000000..414876be531
--- /dev/null
+++ b/core/modules/workspaces/tests/src/Kernel/WorkspaceContentTranslationTest.php
@@ -0,0 +1,131 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\Tests\workspaces\Kernel;
+
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\Tests\user\Traits\UserCreationTrait;
+use Drupal\workspaces\Entity\Workspace;
+
+/**
+ * Tests entity translations with workspaces.
+ *
+ * @group workspaces
+ */
+class WorkspaceContentTranslationTest extends KernelTestBase {
+
+  use UserCreationTrait;
+  use WorkspaceTestTrait;
+
+  /**
+   * The entity type manager.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
+   */
+  protected $entityTypeManager;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $modules = [
+    'content_translation',
+    'entity_test',
+    'language',
+    'path_alias',
+    'user',
+    'workspaces',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp(): void {
+    parent::setUp();
+
+    $this->entityTypeManager = \Drupal::entityTypeManager();
+
+    $this->installEntitySchema('entity_test_mulrevpub');
+    $this->installEntitySchema('user');
+    $this->installEntitySchema('workspace');
+
+    $this->installConfig(['language', 'content_translation']);
+
+    $this->installSchema('workspaces', ['workspace_association']);
+
+    $language = ConfigurableLanguage::createFromLangcode('ro');
+    $language->save();
+
+    $this->container->get('content_translation.manager')
+      ->setEnabled('entity_test_mulrevpub', 'entity_test_mulrevpub', TRUE);
+
+    Workspace::create(['id' => 'stage', 'label' => 'Stage'])->save();
+  }
+
+  /**
+   * Tests translations created in a workspace.
+   *
+   * @covers \Drupal\workspaces\EntityOperations::entityTranslationInsert
+   */
+  public function testTranslations(): void {
+    $storage = $this->entityTypeManager->getStorage('entity_test_mulrevpub');
+
+    // Create two untranslated nodes in Live, a published and an unpublished one.
+    $entity_published = $storage->create(['name' => 'live - 1 - published', 'status' => TRUE]);
+    $entity_published->save();
+    $entity_unpublished = $storage->create(['name' => 'live - 2 - unpublished', 'status' => FALSE]);
+    $entity_unpublished->save();
+
+    // Activate the Stage workspace and add translations.
+    $this->switchToWorkspace('stage');
+
+    // Add a translation for each entity.
+    $entity_published->addTranslation('ro', ['name' => 'live - 1 - published - RO']);
+    $entity_published->save();
+
+    $entity_unpublished->addTranslation('ro', ['name' => 'live - 2 - unpublished - RO']);
+    $entity_unpublished->save();
+
+    // Both 'EN' and 'RO' translations are published in Stage.
+    $entity_published = $storage->loadUnchanged($entity_published->id());
+    $this->assertTrue($entity_published->isPublished());
+    $this->assertEquals('live - 1 - published', $entity_published->get('name')->value);
+
+    $translation = $entity_published->getTranslation('ro');
+    $this->assertTrue($translation->isPublished());
+    $this->assertEquals('live - 1 - published - RO', $translation->get('name')->value);
+
+    // Both 'EN' and 'RO' translations are unpublished in Stage.
+    $entity_unpublished = $storage->loadUnchanged($entity_unpublished->id());
+    $this->assertFalse($entity_unpublished->isPublished());
+    $this->assertEquals('live - 2 - unpublished', $entity_unpublished->get('name')->value);
+
+    $translation = $entity_unpublished->getTranslation('ro');
+    $this->assertEquals('live - 2 - unpublished - RO', $translation->get('name')->value);
+    $this->assertTrue($translation->isPublished());
+
+    // Switch to Live and check the translations.
+    $this->switchToLive();
+
+    // The 'EN' translation is still published in Live, but the 'RO' one is
+    // unpublished.
+    $entity_published = $storage->loadUnchanged($entity_published->id());
+    $this->assertTrue($entity_published->isPublished());
+    $this->assertEquals('live - 1 - published', $entity_published->get('name')->value);
+
+    $translation = $entity_published->getTranslation('ro');
+    $this->assertFalse($translation->isPublished());
+    $this->assertEquals('live - 1 - published - RO', $translation->get('name')->value);
+
+    // Both 'EN' and 'RO' translations are unpublished in Live.
+    $entity_unpublished = $storage->loadUnchanged($entity_unpublished->id());
+    $this->assertFalse($entity_unpublished->isPublished());
+    $this->assertEquals('live - 2 - unpublished', $entity_unpublished->get('name')->value);
+
+    $translation = $entity_unpublished->getTranslation('ro');
+    $this->assertFalse($translation->isPublished());
+    $this->assertEquals('live - 2 - unpublished - RO', $translation->get('name')->value);
+  }
+
+}
diff --git a/core/modules/workspaces/tests/src/Kernel/WorkspaceTestTrait.php b/core/modules/workspaces/tests/src/Kernel/WorkspaceTestTrait.php
index a6e99937ff5..db8b6765731 100644
--- a/core/modules/workspaces/tests/src/Kernel/WorkspaceTestTrait.php
+++ b/core/modules/workspaces/tests/src/Kernel/WorkspaceTestTrait.php
@@ -71,6 +71,13 @@ trait WorkspaceTestTrait {
     \Drupal::service('workspaces.manager')->setActiveWorkspace($workspace);
   }
 
+  /**
+   * Switches the test runner's context to Live.
+   */
+  protected function switchToLive(): void {
+    \Drupal::service('workspaces.manager')->switchToLive();
+  }
+
   /**
    * Creates a test workspace hierarchy.
    *
diff --git a/core/modules/workspaces/workspaces.module b/core/modules/workspaces/workspaces.module
index ab12654ad09..885364cc3cd 100644
--- a/core/modules/workspaces/workspaces.module
+++ b/core/modules/workspaces/workspaces.module
@@ -131,6 +131,15 @@ function workspaces_entity_update(EntityInterface $entity) {
     ->entityUpdate($entity);
 }
 
+/**
+ * Implements hook_entity_translation_insert().
+ */
+function workspaces_entity_translation_insert(EntityInterface $translation): void {
+  \Drupal::service('class_resolver')
+    ->getInstanceFromDefinition(EntityOperations::class)
+    ->entityTranslationInsert($translation);
+}
+
 /**
  * Implements hook_entity_predelete().
  */